diff --git a/Source/EventFlow.MongoDB.Tests/EventFlow.MongoDB.Tests.csproj b/Source/EventFlow.MongoDB.Tests/EventFlow.MongoDB.Tests.csproj
index bc64e1356..4c86ecc10 100644
--- a/Source/EventFlow.MongoDB.Tests/EventFlow.MongoDB.Tests.csproj
+++ b/Source/EventFlow.MongoDB.Tests/EventFlow.MongoDB.Tests.csproj
@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
-    <PackageReference Include="MongoDB.Driver" Version="2.14.1" />
+    <PackageReference Include="MongoDB.Driver" Version="2.19.0" />
     <PackageReference Include="Mongo2Go" Version="3.1.3" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />
   </ItemGroup>
diff --git a/Source/EventFlow.MongoDB/EventFlow.MongoDB.csproj b/Source/EventFlow.MongoDB/EventFlow.MongoDB.csproj
index 746199736..d88005b32 100644
--- a/Source/EventFlow.MongoDB/EventFlow.MongoDB.csproj
+++ b/Source/EventFlow.MongoDB/EventFlow.MongoDB.csproj
@@ -26,7 +26,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />
-    <PackageReference Include="MongoDB.Driver" Version="2.14.1" />
+    <PackageReference Include="MongoDB.Driver" Version="2.19.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Source/EventFlow.PostgreSql.Tests/EventFlow.PostgreSql.Tests.csproj b/Source/EventFlow.PostgreSql.Tests/EventFlow.PostgreSql.Tests.csproj
index 0a9dc7e72..6f615f1a7 100644
--- a/Source/EventFlow.PostgreSql.Tests/EventFlow.PostgreSql.Tests.csproj
+++ b/Source/EventFlow.PostgreSql.Tests/EventFlow.PostgreSql.Tests.csproj
@@ -19,7 +19,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
-    <PackageReference Include="Npgsql" Version="4.0.2" />
+    <PackageReference Include="Npgsql" Version="4.0.14" />
     <PackageReference Include="NUnit" Version="3.13.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />
   </ItemGroup>
diff --git a/Source/EventFlow.PostgreSql/EventFlow.PostgreSql.csproj b/Source/EventFlow.PostgreSql/EventFlow.PostgreSql.csproj
index 086553d33..d24f8921a 100644
--- a/Source/EventFlow.PostgreSql/EventFlow.PostgreSql.csproj
+++ b/Source/EventFlow.PostgreSql/EventFlow.PostgreSql.csproj
@@ -35,7 +35,7 @@
   <ItemGroup>
     <PackageReference Include="dbup-postgresql" Version="4.1.0" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
-    <PackageReference Include="Npgsql" Version="4.0.2" />
+    <PackageReference Include="Npgsql" Version="4.0.14" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Source/EventFlow.Sql/EventFlow.Sql.csproj b/Source/EventFlow.Sql/EventFlow.Sql.csproj
index 4c8989ec6..485e93e7e 100644
--- a/Source/EventFlow.Sql/EventFlow.Sql.csproj
+++ b/Source/EventFlow.Sql/EventFlow.Sql.csproj
@@ -29,6 +29,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
     <ProjectReference Include="..\EventFlow\EventFlow.csproj" />
   </ItemGroup>
 </Project>
diff --git a/Source/EventFlow.TestHelpers/EventFlow.TestHelpers.csproj b/Source/EventFlow.TestHelpers/EventFlow.TestHelpers.csproj
index eef573921..45fe412cd 100644
--- a/Source/EventFlow.TestHelpers/EventFlow.TestHelpers.csproj
+++ b/Source/EventFlow.TestHelpers/EventFlow.TestHelpers.csproj
@@ -33,7 +33,7 @@
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
     <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="NUnit" Version="3.13.2" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
     <PackageReference Include="Appveyor.TestLogger" Version="2.0.0" PrivateAssets="All" />
   </ItemGroup>